<template>
  <footer class="footer" v-show="list.length">
    <span class="todo-count"
      ><strong>{{ leftLength }}</strong
      >剩余</span
    >
    <ul class="filters">
      <li>
        <a
          :class="{ selected: type === 'all' }"
          href="#/"
          @click.prevent="changeType('all')"
          >全部</a
        >
      </li>
      <li>
        <a
          :class="{ selected: type === 'active' }"
          href="#/active"
          @click.prevent="changeType('active')"
          >进行中</a
        >
      </li>
      <li>
        <a
          :class="{ selected: type === 'completed' }"
          href="#/completed"
          @click.prevent="changeType('completed')"
          >已完成</a
        >
      </li>
    </ul>
    <button class="clear-completed" @click="clearList">清除已完成</button>
  </footer>
</template>

<script>
export default {
  name: 'ToFooter',
  props: {
    leftLength: {
      type: Number,
      required: true,
    },
    list: {
      typer: Array,
      required: true,
    },
     type:{
      type: String,
      required:true, 
    }
  },
  components: {},
  data() {
    return {};
  },
  methods: {
    clearList() {
      this.$emit('clearList');
    },
    changeType(type) {
    //   console.log(type);
    this.$emit('changeType',type)
    },
  },
};
</script>

<style scoped lang="less"></style>
